The small glass from Roman Imperial times is a jar or beaker. From the professor Ritschel collection.

Very nicely preserved, with detailed erotic scene in high relief. From an old US-American collection. Ex Christie's.

Rare type, very nicely preserved, from an old US-American collection. Ex Christie's.

From the collection of Prof. Ritschel, Salzburg, decorated many times, for example in 1995 when the Republic of Austria awarded its Decoration for Science and Art.

Rare type, very nicely preserved, from an old US-American collection. Ex Christie's.

From an old German private collection, acquired December 1966 at Hermann Zirkel, Cologne, Germany.

From an old German private collection, acquired in the 1960s at a Cologne ancient art gallery.

From an old German private collection, acquired December 1965 at Hermann Zirkel, Cologne, Germany.

Roman Empire, 1st - 3rd century AD, excellently preserved. From and old German collection, acquired in the 1960s - 1970s.

Roman Empire, 3rd century AD, excellently preserved. From and old German collection, acquired in the 1960s - 1970s.

Roman Empire, 1st - 3rd century AD, excellently preserved. From and old German collection, acquired in the 1960s - 1970s.

Fantastic testimony to Roman Egyptian painting that has been well preserved in Egypt's dry desert climate. Formerly with Christie's South Kensington.

Roman Empire, 2nd century AD, excellently preserved. From and old German collection, acquired in the 1960s - 1970s.

Glass vessel dating to the 1st century AD. Beautiful iridescent patina. From the professor Ritschel collection.

Beautiful gold ring from Egypt in Roman Imperial times. Published in the exhibition catalogue of the Basel Museum of Ancient Art.

Beautiful gold ring from Egypt in Roman Imperial times. Published in the exhibition catalogue of the Basel Museum of Ancient Art.

From the collection of Prof. Ritschel, Salzburg, decorated many times, for example in 1995 when the Republic of Austria awarded its Decoration for Science and Art.

Nicely preserved, large amphora with attractive marine patina. Acquired in the 1980s from Helmut Liebert Antiquities in Krefeld, Germany.

Interesting cylindrical vessel with rich decoration. From antiquity or early Middle Ages.

Rare type of a head vessel with faces of a young man or boy. Gorgeous blue pigmented glass.

Flask with voluminous body from the Late Roman period. A piece from the professor Ritschel collection.

Nice pale green glass dating to Roman Imperial times. From the professor Ritschel collection.

Very rare motif. From the collection of Prof. Ritschel, Salzburg, decorated many times, for example in 1995 when the Republic of Austria awarded its Decoration for Science and Art.

Glass from Sidon with a decorative relief of amphorae and other vessels. A phoenician production from the 1st century AD.

Well preserved small glass dating to late Roman Imperial times. From the professor Ritschel collection.

Beautiful piece of gold jewellery from Egypt in Roman Imperial times. Published in the exhibition catalogue of the Basel Museum of Ancient Art.

Fantastic and rare type of vessel from the Roman provinces of the Levant. Ex professor Ritschel collection.

Spherical small glass from Roman Imperial times. From the professor Ritschel collection.

The fingerring is of peculiar workmanship and displays a central grotesque mask. A piece of jewellery from the Roman era.

The cosmetic bottle from the Eastern Mediterranean dates to the 1st or 2nd century. A nice piece of ancient glass from the professor Ritschel collection.

Elegant glass dating to Roman Imperial times. Nice pale green glass. From the professor Ritschel collection.

Nice bowl made of pale blue green glass. It dates to the late Roman Imperial period. Bought in 1972 at Aloys Faust gallery.

Excellent condition, slip widely preserved, attractive patina. From the collection of Prof. Ritschel, Salzburg, decorated many times, for example in 1995 when the Republic of Austria awarded its Decoration for Science and Art.

Interesting and very rare mythological scene. From the collection of Prof. Ritschel, Salzburg, decorated many times, for example in 1995 when the Republic of Austria awarded its Decoration for Science and Art.

Slightly oval gemstone made of orange brown glasspaste imitating Carnelian. Dating to Roman times.

Intaglio made of vibrant blue glass paste. Dates to Roman Republic until Roman Imperial times.